theants theants

03-12-2017
Mathematics

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Simplify 5x-10/x^2-4

Simplify 5x10x24 class=

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carlafossil320 carlafossil320

03-12-2017

Let's factorise and use the difference of two squares (D.O.T.S):
[tex] \frac{5(x-2)}{(x+2)(x-2)} [/tex]
the (x-2) in the numerator and denominator cancel out so we are left with:
[tex] \frac{5}{x+2} [/tex]
So the answer is B

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